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US Patent: 977,539
Die-stock for cutting tapered threads
Patentee:
Herman W. Oster (exact or similar names) - Cleveland, OH

USPTO Classifications:
408/163, 470/188

Tool Categories:
industrial tools : taps and dies
metalworking tools : taps and dies

Assignees:
Oster Mfg. Co. - Cleveland, OH

Manufacturer:
Oster Mfg. Co. - Cleveland, OH

Witnesses:
E. B. Gilchrist
H. R. Sullivan

Patent Dates:
Applied: Feb. 12, 1908
Granted: Dec. 06, 1910

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Oster Mfg. Co.

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